1 /***
2 * Redistribution and use of this software and associated documentation
3 * ("Software"), with or without modification, are permitted provided
4 * that the following conditions are met:
5 *
6 * 1. Redistributions of source code must retain copyright
7 * statements and notices. Redistributions must also contain a
8 * copy of this document.
9 *
10 * 2. Redistributions in binary form must reproduce the
11 * above copyright notice, this list of conditions and the
12 * following disclaimer in the documentation and/or other
13 * materials provided with the distribution.
14 *
15 * 3. The name "Exolab" must not be used to endorse or promote
16 * products derived from this Software without prior written
17 * permission of Exoffice Technologies. For written permission,
18 * please contact tma@netspace.net.au.
19 *
20 * 4. Products derived from this Software may not be called "Exolab"
21 * nor may "Exolab" appear in their names without prior written
22 * permission of Exoffice Technologies. Exolab is a registered
23 * trademark of Exoffice Technologies.
24 *
25 * 5. Due credit should be given to the Exolab Project
26 * (http://www.exolab.org/).
27 *
28 * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29 * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32 * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39 * OF THE POSSIBILITY OF SUCH DAMAGE.
40 *
41 * Copyright 2001-2004 (C) Exoffice Technologies Inc. All Rights Reserved.
42 *
43 * $Id: MessageTypes.java,v 1.5 2004/01/31 13:44:24 tanderson Exp $
44 */
45 package org.exolab.jmscts.core;
46
47 import javax.jms.BytesMessage;
48 import javax.jms.MapMessage;
49 import javax.jms.Message;
50 import javax.jms.ObjectMessage;
51 import javax.jms.StreamMessage;
52 import javax.jms.TextMessage;
53
54
55 /***
56 * Helper class used to indicate what JMS message types to run a particular
57 * test case against
58 *
59 * @version $Revision: 1.5 $ $Date: 2004/01/31 13:44:24 $
60 * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
61 * @see MessageTestCase
62 * @see MessageTestRunner
63 */
64 public final class MessageTypes {
65
66 /***
67 * The 'message' message type
68 */
69 public static final MessageTypes MESSAGE;
70
71 /***
72 * The bytes message type
73 */
74 public static final MessageTypes BYTES;
75
76 /***
77 * The map message type
78 */
79 public static final MessageTypes MAP;
80
81 /***
82 * The object message type
83 */
84 public static final MessageTypes OBJECT;
85
86 /***
87 * The stream message type
88 */
89 public static final MessageTypes STREAM;
90
91 /***
92 * The text message type
93 */
94 public static final MessageTypes TEXT;
95
96 /***
97 * All message types
98 */
99 public static final MessageTypes ALL;
100
101 /***
102 * The messages types to run the test case against
103 */
104 private final Class[] _types;
105
106 /***
107 * The available message types.
108 * NOTE: Message.class *must* be the last element in the list.
109 */
110 private static final Class[] MESSAGE_TYPES = {
111 BytesMessage.class, MapMessage.class, ObjectMessage.class,
112 StreamMessage.class, TextMessage.class, Message.class};
113
114
115 /***
116 * Construct a new instance to test against a single message type
117 *
118 * @param type the JMS message type
119 */
120 private MessageTypes(Class type) {
121 Class[] types = new Class[]{type};
122 _types = types;
123 }
124
125 /***
126 * Construct a new instance to test against a set of message types
127 *
128 * @param types a list of JMS message types
129 */
130 private MessageTypes(Class[] types) {
131 _types = types;
132 }
133
134 /***
135 * Return the list of message types to test against
136 *
137 * @return the list of message types to test against
138 */
139 public Class[] getTypes() {
140 return _types;
141 }
142
143 /***
144 * Helper to return the type that a particular message implements
145 *
146 * @param message the message
147 * @return the type of the message
148 */
149 public static Class getType(Message message) {
150 Class result = null;
151 for (int i = 0; i < MESSAGE_TYPES.length; ++i) {
152 if (MESSAGE_TYPES[i].isAssignableFrom(message.getClass())) {
153 result = MESSAGE_TYPES[i];
154 break;
155 }
156 }
157 return result;
158 }
159
160 /***
161 * Helper to convert a message name to a <code>MessageTypes</code>
162 * instance
163 *
164 * @param name the message name
165 * @return a MessageTypes instance corresponding to <code>name</code>,
166 * or <code>null</code> if <code>name</code> is invalid
167 */
168 public static MessageTypes fromString(String name) {
169 MessageTypes result = null;
170 if ("all".equalsIgnoreCase(name)) {
171 result = MessageTypes.ALL;
172 } else {
173 name = "javax.jms." + name;
174 for (int i = 0; i < MESSAGE_TYPES.length; ++i) {
175 if (MESSAGE_TYPES[i].getName().equals(name)) {
176 result = new MessageTypes(MESSAGE_TYPES[i]);
177 break;
178 }
179 }
180 }
181 return result;
182 }
183
184 /***
185 * Helper to convert a set of type strings to a <code>MessageTypes</code>
186 * instance
187 *
188 * @param names the message names
189 * @return a MessageTypes instance corresponding to <code>names</code>
190 */
191 public static MessageTypes fromString(String[] names) {
192 MessageTypes result = null;
193 Class[] types = new Class[names.length];
194 for (int i = 0; i < names.length; ++i) {
195 if ("all".equalsIgnoreCase(names[i])) {
196 result = MessageTypes.ALL;
197 break;
198 } else {
199 String name = "javax.jms." + names[i];
200 for (int j = 0; j < MESSAGE_TYPES.length; ++j) {
201 if (MESSAGE_TYPES[j].getName().equals(name)) {
202 types[i] = MESSAGE_TYPES[j];
203 break;
204 }
205 }
206 if (types[i] == null) {
207 throw new IllegalArgumentException(
208 "Invalid message type: " + names[i]);
209 }
210 }
211 }
212 if (result == null) {
213 result = new MessageTypes(types);
214 }
215 return result;
216 }
217
218 /***
219 * Return a count of the message types
220 *
221 * @return the number of message types
222 */
223 public int count() {
224 return _types.length;
225 }
226
227 static {
228 MESSAGE = new MessageTypes(Message.class);
229 BYTES = new MessageTypes(BytesMessage.class);
230 MAP = new MessageTypes(MapMessage.class);
231 OBJECT = new MessageTypes(ObjectMessage.class);
232 STREAM = new MessageTypes(StreamMessage.class);
233 TEXT = new MessageTypes(TextMessage.class);
234 ALL = new MessageTypes(MESSAGE_TYPES);
235 }
236
237 }
238
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